graybeard

gray·beard  (grbîrd)

n.

An old man.

Thesaurus

Noun

1.

graybeard - a man who is very old                 greybeard, old man, Methuselah codger, old codger - used affectionately to refer to an eccentric but amusing old man adult male, man - an adult person who is male (as opposed to a woman); "there were two women and six men on the bus" golden ager, old person, oldster, senior citizen - an elderly person antique, gaffer, old geezer, old-timer, oldtimer - an elderly man patriarch - a man who is older and higher in rank than yourself